fix(ui): keep test button visible during account selection

ui/components/providers/organizations/hooks/use-org-account-selection-flow.ts

@@ -244,6 +244,7 @@ export function useOrgAccountSelectionFlow({
     connectionResults,
   );
   const showHeaderHelperText = !isTestingView || isApplying || isTesting;
+  const isSelectionLocked = isApplying || isTesting;
   const treeDataWithConnectionState = isTestingView
     ? buildTreeWithConnectionState(
         treeData,
@@ -468,6 +469,7 @@ export function useOrgAccountSelectionFlow({
     }
 
     const canRetry = hasConnectionErrors || Boolean(applyError);
+    const hasSelectedAccounts = selectedCount > 0;
 
     onFooterChange({
       showBack: true,
@@ -483,11 +485,12 @@ export function useOrgAccountSelectionFlow({
         setCreatedProviderIds(launchableProviderIds);
         onSkip();
       },
-      showAction: isApplying || isTesting || canRetry,
+      showAction:
+        isApplying || isTesting || canRetry || hasSelectedAccounts,
       actionLabel: "Test Connections",
-      actionDisabled: isApplying || isTesting || !canRetry,
+      actionDisabled: isApplying || isTesting || !hasSelectedAccounts,
       actionType: WIZARD_FOOTER_ACTION_TYPE.BUTTON,
-      onAction: canRetry
+      onAction: hasSelectedAccounts
         ? () => {
             startTestingActionRef.current();
           }
@@ -533,6 +536,7 @@ export function useOrgAccountSelectionFlow({
     hasConnectionErrors,
     isTesting,
     isTestingView,
+    isSelectionLocked,
     organizationExternalId,
     selectedCount,
     selectedIdsForTree,

ui/components/providers/organizations/org-account-selection.tsx

@@ -33,6 +33,7 @@ export function OrgAccountSelection({
     hasConnectionErrors,
     isTesting,
     isTestingView,
+    isSelectionLocked,
     organizationExternalId,
     selectedCount,
     selectedIdsForTree,
@@ -111,7 +112,7 @@ export function OrgAccountSelection({
           expandAll
           selectedIds={selectedIdsForTree}
           onSelectionChange={
-            isTestingView ? () => {} : handleTreeSelectionChange
+            isSelectionLocked ? () => {} : handleTreeSelectionChange
           }
           renderItem={(params) => (
             <OrgAccountTreeItem